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React Query Jobs in Maryland (NOW HIRING)

Define, document, and enforce coding standards across Spring Boot (Java), React, and React Native ... Review and, when needed, credibly push back on PL/SQL design and query patterns. * Work with ...

Frontend (React/Next.js): Ability to deliver polished, responsive production UIs with thoughtful ... Databases (PostgreSQL): Schema design, query optimization, migrations, and data loading ...

Java Full Stack Engineer

Bethesda, MD · On-site

$98K - $163K/yr

Build and maintain VSAC applications using React, Node.js, Java, and Spring. * Develop secure REST ... Elasticsearch experience, including index design, query tuning, reindexing, and synchronization ...

Java Full Stack Engineer

Bethesda, MD · On-site

$98K - $163K/yr

Build and maintain VSAC applications using React, Node.js, Java, and Spring. * Develop secure REST ... Elasticsearch experience, including index design, query tuning, reindexing, and synchronization ...

Net C# - Java - Node.js - Python - HTML - CSS - JavaScript - Vue.js - React * Experience deploying ... Working knowledge of relational databases and performance basics (indexes, query tuning at a ...

... React. • Build and maintain back-end services, APIs, and integrations using Python and/or Java. • Model, query, and manage data using Microsoft SQL Server and Microsoft Fabric. • Leverage ...

Senior Software Engineer

Baltimore, MD · On-site +1

$140K - $160K/yr

Ruby on Rails (backend), React (web), and Flutter (mobile). We are looking for a pragmatic engineer ... Technical Rigor: Deep understanding of relational database design, query optimization, and ...

Showing results 21-40

React Query information

What are some common challenges developers face when integrating React Query into an existing React application?

One common challenge developers encounter is adapting existing state management patterns to leverage React Query’s data-fetching and caching mechanisms effectively. Transitioning from traditional global state solutions like Redux or Context to React Query often requires rethinking how server state and client state are separated and managed. Additionally, ensuring proper cache invalidation and understanding query keys can be tricky at first, but mastering these concepts is essential for optimal application performance. Collaborating with teammates to establish best practices for query structure and error handling helps streamline the adoption process.

What is the difference between React Query vs React Developer?

AspectReact Query
Required SkillsData fetching, caching, server state management, React hooks
Work EnvironmentFrontend development, UI/UX focus, JavaScript/React projects
Industry UsageWeb applications, SaaS platforms, e-commerce sites

React Query is a library for managing server state in React applications, focusing on data fetching and caching. A React Developer builds entire user interfaces, often using React Query as a tool within their skill set. While React Developers need broader knowledge of React, JavaScript, and UI design, React Query specialists focus on efficient data management within React apps. Both roles often overlap in web development teams, but React Query is a specific library skill, whereas React Developer is a broader role.

What is React Query?

React Query is a powerful data-fetching and state management library for React applications. It simplifies the process of fetching, caching, synchronizing, and updating server data in your UI, eliminating the need for complex state management solutions or manual data handling. By handling background updates, caching, and stale data, React Query helps developers build fast and responsive applications with less boilerplate code. It works seamlessly with REST, GraphQL, and other data sources, making it a versatile choice for modern web development.

What are the key skills and qualifications needed to thrive as a React Query developer, and why are they important?

To thrive as a React Query Developer, you need a solid understanding of JavaScript, React, and asynchronous data fetching patterns, along with experience in frontend development. Proficiency with React Query itself, familiarity with RESTful APIs, GraphQL, and tools like Axios or Fetch are typically required. Strong problem-solving skills, attention to detail, and effective communication set top candidates apart in this role. Mastery of these skills ensures efficient data management, optimal user experiences, and smooth integration of complex data-driven features in modern web applications.
What cities in Maryland are hiring for React Query jobs? Cities in Maryland with the most React Query job openings:

Manager, Software Engineering (Bethesda)

LucyRx Health Solutions, Inc.

Bethesda, MD • On-site

Full-time

This job post has expired 1 day ago. Applications are no longer accepted.


Job description

## Manager, Software EngineeringApplylocations: Bethesda Officetime type: Full timeposted on: Posted 5 Days Agojob requisition id: JR100077It's fun to work in a company where people truly BELIEVE in what they're doing!We're committed to bringing passion and customer focus to the business. LucyRx is hiring an Engineering Manager to own technical quality, execution discipline, and day to day delivery for a growing full stack engineering team. This role is the critical layer between the Senior Director and individual contributors—setting the bar for code quality, consistency, and accountability while ensuring velocity and quality improve together. This is a hands on leadership role. You will write production code, lead meaningful pull request reviews, and pair with engineers on complex problems. At the same time, you will manage people and process: onboarding new engineers, running a tight delivery cadence, providing clear performance feedback, and owning team throughput. We are looking for someone who raises the floor across the entire team—through standards, automation, coaching, and example. Role and ResponsibilitiesSet and Enforce the Technical Bar* Define, document, and enforce coding standards across Spring Boot (Java), React, and React Native, including structure, testing, error handling, observability, and security.* Lead pull‐request reviews with depth and intent. Reviews under your ownership should visibly improve the codebase—not simply approve changes.* Drive consistency across developers so “done” means the same thing regardless of author or location.* Put the automation in place that backs the bar: linting, static analysis, CI quality gates, and test coverage thresholds that prevent regressions from reaching production.Own Team Output and Velocity* Run the day‐to‐day delivery cadence for a team of engineers. Ensure work is well‐scoped, prioritized, and progressing.* Identify variance in velocity and quality across developers and close gaps through pairing, coaching, re‐scoping work, or direct performance conversations.* Own onboarding for new engineers, getting them productive in our Spring Boot, React, React Native stack—and our conventions—within their first 30 days.* Participate actively in hiring. You will inherit the engineers you help select.Hands‐On Engineering Leadership* Spend a meaningful portion of your time (typically 30%+) writing production code, focusing on high‐leverage areas where standardization and quality have outsized impact.* Pair with engineers on architectural decisions and complex modules. Your influence should be visible in the codebase—not just in process and meetings.* Model effective and responsible use of AI coding tools (Copilot, Claude, etc.) in alignment with LucyRx’s enterprise AI usage policies.Cross‐Team Partnership* Partner closely with the data engineering organization on application‐to‐data integration. Review and, when needed, credibly push back on PL/SQL design and query patterns.* Work with product, clinical operations, marketing, and finance stakeholders to translate requirements into clean, maintainable technical solutions.* Proactively surface risks, dependencies, and tradeoffs early. We do not want last‐week‐of‐the‐sprint surprises. Qualifications and Education Requirements* Bachelor’s degree in Computer Science, Software Engineering, Information Technology, or a closely related field required.* 10+ years of equivalent professional software engineering experience may be considered in lieu of a formal CS degree.* Master’s degree in Computer Science or a related field is a plus and may offset some years of experience.* 8+ years of senior‐level software engineering experience with production systems built on Spring Boot (Java) and React; React Native experience required.* Prior experience leading or managing full‐stack engineering teams, with concrete examples of raising code quality and improving delivery velocity.* Proven player‐coach background: recent hands‐on coding (within the last 6–12 months) and a track record of developing engineers through direct coaching* Deep experience using code reviews as a teaching and quality mechanism—not just a merge gate.* Working knowledge of Oracle PL/SQL, sufficient to read, review, and collaborate effectively with database specialists.* Experience onboarding engineers onto a non‐trivial codebase and accelerating time to productivity.* Comfort operating in regulated environments (HIPAA, SOC 2, or similar).* Active, thoughtful use of AI coding tools, with clear judgment on where they help, where they hurt, and how to govern their use across a team* Cloud and DevOps fluency on Azure (AKS, Azure DevOps, Log Analytics).* Backend: Java 11+, Spring Boot (Data, MVC, Security)* Frontend: React (preferred) or Angular 12+, including state management and responsive design* Database: Advanced PL/SQL (procedures, functions, performance tuning)* Tooling: Git, Maven/Gradle, CI/CD pipelines (Azure DevOps, Jenkins)Preferences* Experience in healthcare, PBM, payer, financial services, or other highly regulated industries.* Experience integrating new hires during periods of growth or organizational change.* Oracle Certified Professional (PL/SQL)* Azure or AWS Developer Certification* Java SE Programmer CertificationPhysical RequirementsThe physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job.This is a largely sedentary role; however, some standing, walking, bending, and reaching may be required. Regularly operates in an office or home office setting which involves utilizing a computer, mouse, keyboard, and occasionally operates other standard office equipment, such as printer, copier, phone. Travel may be required by either car or airplane, or a combination of multiple modes of transportation.What We DoLucyRx is an independent, next-generation pharmacy benefits manager (PBM) transforming how healthcare works. We’re fixing what’s broken in the PBM industry by putting people first and challenging outdated norms. For too long, traditional PBMs have prioritized profit over patients, and we believe that’s just plain wrong. LucyRx offers bold, innovative solutions powered by LucyIQ, our proprietary AI platform, to deliver actionable insights that lower costs, improve care, and simplify prescription management. While we’re new to the PBM space, LucyRx is built on decades of leadership experience and a commitment to meaningful change. We’re a nimble, remote-first team with a bold mission to redefine pharmacy benefits—and we’re just getting started.What It’s Like to Work at LucyRxAt LucyRx, we’re a fast-moving team dedicated to making healthcare simpler, fairer, and more effective. Joining us means being part of a dynamic, mission-driven group that works collaboratively to challenge outdated industry practices and redefine what’s possible in pharmacy benefits.We value accountability, innovation, and a relentless focus on making an impact. Here, you’ll find a supportive culture that encourages you to bring your whole self to work, share bold ideas, and grow alongside smart, driven colleagues who are passionate about fixing the PBM industry. If you’re ready to roll up your sleeves and make a real difference, we’d love to have you on our team.Salary:$140,747 - $164,938
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